JPWO2022176518A1 - - Google Patents

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Publication number
JPWO2022176518A1
JPWO2022176518A1 JP2022525554A JP2022525554A JPWO2022176518A1 JP WO2022176518 A1 JPWO2022176518 A1 JP WO2022176518A1 JP 2022525554 A JP2022525554 A JP 2022525554A JP 2022525554 A JP2022525554 A JP 2022525554A JP WO2022176518 A1 JPWO2022176518 A1 JP WO2022176518A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2022525554A
Other languages
Japanese (ja)
Other versions
JP7343052B2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2022176518A1 publication Critical patent/JPWO2022176518A1/ja
Application granted granted Critical
Publication of JP7343052B2 publication Critical patent/JP7343052B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/008—Composition or distribution of the charge
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements
    • C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/10—Charging directly from hoppers or shoots

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Blast Furnaces (AREA)
  • Manufacture Of Iron (AREA)
JP2022525554A 2021-02-19 2022-01-24 Blast furnace raw material charging method Active JP7343052B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021025657 2021-02-19
JP2021025657 2021-02-19
PCT/JP2022/002471 WO2022176518A1 (en) 2021-02-19 2022-01-24 Method for charging raw material into blast furnace

Publications (2)

Publication Number Publication Date
JPWO2022176518A1 true JPWO2022176518A1 (en) 2022-08-25
JP7343052B2 JP7343052B2 (en) 2023-09-12

Family

ID=82931538

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022525554A Active JP7343052B2 (en) 2021-02-19 2022-01-24 Blast furnace raw material charging method

Country Status (5)

Country Link
EP (1) EP4276202A1 (en)
JP (1) JP7343052B2 (en)
KR (1) KR20230109743A (en)
CN (1) CN116710577A (en)
WO (1) WO2022176518A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218507A (en) * 1986-03-17 1987-09-25 Sumitomo Metal Ind Ltd Raw material charging method for bell-less blast furnace
JP2000178624A (en) * 1998-12-15 2000-06-27 Kawasaki Steel Corp Furnace top bunker of blast furnace and using method thereof
JP2016053201A (en) * 2014-09-04 2016-04-14 Ｊｆｅスチール株式会社 Method for charging raw material into blast furnace
JP2017039969A (en) * 2015-08-19 2017-02-23 Ｊｆｅスチール株式会社 Method of charging raw material into blast furnace

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4591520B2 (en) 2008-02-15 2010-12-01 Ｊｆｅスチール株式会社 Raw material charging method for blast furnace using furnace top bunker and bellless type charging equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218507A (en) * 1986-03-17 1987-09-25 Sumitomo Metal Ind Ltd Raw material charging method for bell-less blast furnace
JP2000178624A (en) * 1998-12-15 2000-06-27 Kawasaki Steel Corp Furnace top bunker of blast furnace and using method thereof
JP2016053201A (en) * 2014-09-04 2016-04-14 Ｊｆｅスチール株式会社 Method for charging raw material into blast furnace
JP2017039969A (en) * 2015-08-19 2017-02-23 Ｊｆｅスチール株式会社 Method of charging raw material into blast furnace

Also Published As

Publication number Publication date
WO2022176518A1 (en) 2022-08-25
EP4276202A1 (en) 2023-11-15
KR20230109743A (en) 2023-07-20
CN116710577A (en) 2023-09-05
JP7343052B2 (en) 2023-09-12

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